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Solder Alloy 115 vs. S20910 Stainless Steel

Solder alloy 115 belongs to the otherwise unclassified metals classification, while S20910 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is solder alloy 115 and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 12
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 28
200
Elongation at Break, % 22
14 to 39
Poisson's Ratio 0.41
0.28
Shear Modulus, GPa 10
79
Tensile Strength: Ultimate (UTS), MPa 36
780 to 940

Thermal Properties

Latent Heat of Fusion, J/g 36
300
Melting Completion (Liquidus), °C 250
1420
Melting Onset (Solidus), °C 180
1380
Specific Heat Capacity, J/kg-K 160
480
Thermal Conductivity, W/m-K 43
13
Thermal Expansion, µm/m-K 27
16

Otherwise Unclassified Properties

Base Metal Price, % relative 95
22
Density, g/cm3 9.9
7.8
Embodied Carbon, kg CO2/kg material 7.8
4.8
Embodied Energy, MJ/kg 130
68
Embodied Water, L/kg 730
180

Common Calculations

Stiffness to Weight: Axial, points 1.6
14
Stiffness to Weight: Bending, points 10
25
Strength to Weight: Axial, points 1.0
28 to 33
Strength to Weight: Bending, points 2.4
24 to 27
Thermal Diffusivity, mm2/s 27
3.6
Thermal Shock Resistance, points 3.4
17 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
20.5 to 23.5
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
52.1 to 62.1
Lead (Pb), % 63.4 to 65.5
0
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0 to 0.010
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.75
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 34.5 to 35.5
0
Vanadium (V), % 0
0.1 to 0.3
Zinc (Zn), % 0 to 0.0010
0